Home / 6,940.60-9,577.95-3,796.75

Finding the Fourth Proportional to 6,940.60, 9,577.95 and 3,796.75

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Solution

The fourth proportional to 6,940.60, 9,577.95 and 3,796.75 is: 5,239.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.60 : 9,577.95 = 3,796.75 : x
  2. Step 2: Convert to fraction form
    6,940.60/9,577.95 = 3,796.75/x
  3. Step 3: Cross multiply
    6,940.60x = 9,577.95 × 3,796.75
  4. Step 4: Simplify right side
    6,940.60x = 36,365,081.66
  5. Step 5: Solve for x
    x = 36,365,081.66/6,940.60
  6. Step 6: Final answer
    x = 5,239.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.